Migration is a widespread but highly diverse component of many animal life histories. Fish migrate throughout the world's oceans, within lakes and rivers, and between the two realms, transporting matter, energy, and other species (e.g., microbes) across boundaries. Migration is therefore a process responsible for myriad ecosystem services. Many human populations depend on the presence of predictable migrations of fish for their subsistence and livelihoods. Although much research has focused on fish migration, many questions remain in our rapidly changing world. We assembled a diverse team of fundamental and applied scientists who study fish migrations in marine and freshwater environments to identify pressing unanswered questions. Our exercise revealed questions within themes related to understanding the migrating individual's internal state, navigational mechanisms, locomotor capabilities, external drivers of migration, the threats confronting migratory fish including climate change, and the role of migration. In addition, we identified key requirements for aquatic animal management, restoration, policy, and governance. Lessons revealed included the difficulties in generalizing among species and populations, and in understanding the levels of connectivity facilitated by migrating fishes. We conclude by identifying priority research needed for assuring a sustainable future for migratory fishes.
1.NORCE Norwegian Res Ctr, Lab Freshwater Ecol & Inland Fisheries, Bergen, Norway 2.US Geol Survey, Missouri Cooperat Fish & Wildlife Res Unit, Columbia, MA USA 3.Univ Missouri, Sch Nat Resources, Columbia, SC USA 4.Tech Univ Denmark, Sect Freshwater Fisheries & Ecol, Silkeborg, Denmark 5.Univ British Columbia, Inst Oceans & Fisheries, Dept Stat, Vancouver, BC, Canada 6.Charles Sturt Univ, Inst Land Water & Soc, Albury, NSW, Australia 7.Mem Univ, Dept Ocean Sci, St John, NF, Canada 8.World Fish Migrat Fdn, Groningen, Netherlands 9.Univ KwaZulu Natal, Coll Agr Engn & Sci, Sch Life Sci, Pietermaritzburg, South Africa 10.Carleton Univ, Dept Biol, Fish Ecol & Conservat Physiol Lab, Ottawa, ON, Canada 11.Dalhousie Univ, Dept Biol, Halifax, NS, Canada 12.Chinese Acad Sci, Inst Hydrobiol, Wuhan, Hubei, Peoples R China 13.Chinese Acad Sci, State Key Lab Freshwater Ecol & Biotechnol, Wuhan, Hubei, Peoples R China 14.Univ Chinese Acad Sci, Beijing, Peoples R China 15.NTNU Univ Museum, Dept Nat Hist, Trondheim, Norway 16.Univ Calif Santa Barbara, Dept Ecol Evolut & Marine Biol, Santa Barbara, CA 93106 USA 17.Univ Massachusetts, Dept Environm Conservat, Amherst, MA 01003 USA 18.Univ Adelaide, Environm Inst, Adelaide, SA, Australia 19.Univ Adelaide, Sch Biol Sci, Adelaide, SA, Australia 20.Norwegian Inst Nat Res, Trondheim, Norway 21.Hampton Univ, Dept Marine & Environm Sci, Hampton, VA 23668 USA 22.Swansea Univ, Dept Biosci, Swansea, W Glam, Wales 23.Univ Florida, Sch Forest Resources & Conservat, Fisheries & Aquat Sci Program, Gainesville, FL 32611 USA 24.Florida Fish & Wildlife Res Inst, Florida Fish & Wildlife Conservat Commiss, St Petersburg, FL USA 25.Univ Durham, Dept Biosci, Durham, England 26.Univ Northern British Columbia, Ecosyst Sci & Management Program, Prince George, BC, Canada 27.John G Shedd Aquarium, Daniel P Haerther Ctr Conservat & Res, Chicago, IL USA 28.Univ Lavras, Biol Dept, Lavras, Brazil 29.Univ Waterloo, Dept Biol, Waterloo, ON, Canada 30.KUFOS, Dept Fisheries Resource Management, Kochi, Kerala, India 31.Mahseer Trust, Freshwater Biol Assoc, Wareham, Dorset, England 32.Univ Wyoming, Dept Zool & Physiol, Laramie, WY 82071 USA 33.Univ Maryland, Ctr Environm Sci, Chesapeake Biol Lab, Cambridge, MD USA 34.Narrandera Fisheries Ctr, Dept Primary Ind, Narrandera, NSW, Australia 35.Hokkaido Univ, Field Sci Ctr Northern Biosphere, Hokkaido Aquaculture Promot Cooperat, Sapporo, Hokkaido, Japan 36.Dalhousie Univ, Ocean Tracking Network, Halifax, NS, Canada
Recommended Citation:
Lennox, Robert J.,Paukert, Craig P.,Aarestrup, Kim,et al. One Hundred Pressing Questions on the Future of Global Fish Migration Science, Conservation, and Policy[J]. FRONTIERS IN ECOLOGY AND EVOLUTION,2019-01-01,7